and remove some unused members from struct.
Signed-off-by: Ke Wei <kewei@xxxxxxxxxxx>
---
drivers/scsi/mvsas.c | 123
+++++++++++++++++++++++++++++++++++---------------
1 files changed, 87 insertions(+), 36 deletions(-)
diff --git a/drivers/scsi/mvsas.c b/drivers/scsi/mvsas.c
index 5ec0665..3a447fe 100644
--- a/drivers/scsi/mvsas.c
+++ b/drivers/scsi/mvsas.c
@@ -37,11 +37,13 @@
#include <linux/dma-mapping.h>
#include <linux/ctype.h>
#include <scsi/libsas.h>
+#include <scsi/scsi_tcq.h>
+#include <scsi/sas_ata.h>
#include <asm/io.h>
#define DRV_NAME "mvsas"
-#define DRV_VERSION "0.5.1"
-#define _MV_DUMP 0
+#define DRV_VERSION "0.5.2"
+#define _MV_DUMP 0
#define MVS_DISABLE_NVRAM
#define MVS_DISABLE_MSI
@@ -52,7 +54,7 @@
readl(regs + MVS_##reg); \
} while (0)
-#define MVS_ID_NOT_MAPPED 0xff
+#define MVS_ID_NOT_MAPPED 0x7f
#define MVS_CHIP_SLOT_SZ (1U << mvi->chip->slot_width)
/* offset for D2H FIS in the Received FIS List Structure */
@@ -84,6 +86,7 @@ enum driver_configuration {
MVS_RX_FIS_COUNT = 17, /* Optional rx'd FISs (max 17) */
MVS_QUEUE_SIZE = 30, /* Support Queue depth */
+ MVS_CAN_QUEUE = MVS_SLOTS - 1, /* SCSI Queue depth */
};
/* unchangeable hardware details */
@@ -358,7 +361,20 @@ enum hw_register_bits {
/* VSR */
/* PHYMODE 6 (CDB) */
- PHY_MODE6_DTL_SPEED = (1U << 27),
+ PHY_MODE6_LATECLK = (1U << 29), /* Lock Clock */
+ PHY_MODE6_DTL_SPEED = (1U << 27), /* Digital Loop Speed */
+ PHY_MODE6_FC_ORDER = (1U << 26), /* Fibre Channel Mode Order*/
+ PHY_MODE6_MUCNT_EN = (1U << 24), /* u Count Enable */
+ PHY_MODE6_SEL_MUCNT_LEN = (1U << 22), /* Training Length
Select */
+ PHY_MODE6_SELMUPI = (1U << 20), /* Phase Multi Select (init) */
+ PHY_MODE6_SELMUPF = (1U << 18), /* Phase Multi Select (final) */
+ PHY_MODE6_SELMUFF = (1U << 16), /* Freq Loop Multi Sel(final) */
+ PHY_MODE6_SELMUFI = (1U << 14), /* Freq Loop Multi Sel(init) */
+ PHY_MODE6_FREEZE_LOOP = (1U << 12), /* Freeze Rx CDR Loop */
+ PHY_MODE6_INT_RXFOFFS = (1U << 3), /* Rx CDR Freq Loop Enable */
+ PHY_MODE6_FRC_RXFOFFS = (1U << 2), /* Initial Rx CDR Offset */
+ PHY_MODE6_STAU_0D8 = (1U << 1), /* Rx CDR Freq Loop Saturate */
+ PHY_MODE6_RXSAT_DIS = (1U << 0), /* Saturate Ctl */
};
enum mvs_info_flags {
@@ -511,7 +527,43 @@ enum status_buffer {
};
enum error_info_rec {
- CMD_ISS_STPD = (1U << 31), /* Cmd Issue Stopped */
+ CMD_ISS_STPD = (1U << 31), /* Cmd Issue Stopped */
+ CMD_PI_ERR = (1U << 30), /* Protection info error. see flags2 */
+ RSP_OVER = (1U << 29), /* rsp buffer overflow */
+ RETRY_LIM = (1U << 28), /* FIS/frame retry limit exceeded */
+ UNK_FIS = (1U << 27), /* unknown FIS */
+ DMA_TERM = (1U << 26), /* DMA terminate primitive rx'd */
+ SYNC_ERR = (1U << 25), /* SYNC rx'd during frame xmit */
+ TFILE_ERR = (1U << 24), /* SATA taskfile Error bit set */
+ R_ERR = (1U << 23), /* SATA returned R_ERR prim */
+ RD_OFS = (1U << 20), /* Read DATA frame invalid offset */
+ XFER_RDY_OFS = (1U << 19), /* XFER_RDY offset error */
+ UNEXP_XFER_RDY = (1U << 18), /* unexpected XFER_RDY error */
+ DATA_OVER_UNDER = (1U << 16), /* data overflow/underflow */
+ INTERLOCK = (1U << 15), /* interlock error */
+ NAK = (1U << 14), /* NAK rx'd */
+ ACK_NAK_TO = (1U << 13), /* ACK/NAK timeout */
+ CXN_CLOSED = (1U << 12), /* cxn closed w/out ack/nak */
+ OPEN_TO = (1U << 11), /* I_T nexus lost, open cxn timeout */
+ PATH_BLOCKED = (1U << 10), /* I_T nexus lost, pathway blocked */
+ NO_DEST = (1U << 9), /* I_T nexus lost, no destination */
+ STP_RES_BSY = (1U << 8), /* STP resources busy */
+ BREAK = (1U << 7), /* break received */
+ BAD_DEST = (1U << 6), /* bad destination */
+ BAD_PROTO = (1U << 5), /* protocol not supported */
+ BAD_RATE = (1U << 4), /* cxn rate not supported */
+ WRONG_DEST = (1U << 3), /* wrong destination error */
+ CREDIT_TO = (1U << 2), /* credit timeout */
+ WDOG_TO = (1U << 1), /* watchdog timeout */
+ BUF_PAR = (1U << 0), /* buffer parity error */
+};
+
+enum error_info_rec_2 {
+ SLOT_BSY_ERR = (1U << 31), /* Slot Busy Error */
+ GRD_CHK_ERR = (1U << 14), /* Guard Check Error */
+ APP_CHK_ERR = (1U << 13), /* Application Check error */
+ REF_CHK_ERR = (1U << 12), /* Reference Check Error */
+ USR_BLK_NM = (1U << 0), /* User Block Number */
};
struct mvs_chip_info {
@@ -543,28 +595,12 @@ struct mvs_cmd_hdr {
__le32 reserved[4];
};
-struct mvs_slot_info {
- struct sas_task *task;
- u32 n_elem;
- u32 tx;
-
- /* DMA buffer for storing cmd tbl, open addr frame, status buffer,
- * and PRD table
- */
- void *buf;
- dma_addr_t buf_dma;
-#if _MV_DUMP
- u32 cmd_size;
-#endif
-
- void *response;
-};
-
struct mvs_port {
struct asd_sas_port sas_port;
u8 port_attached;
u8 taskfileset;
u8 wide_port_phymap;
+ struct list_head list;
};
struct mvs_phy {
@@ -582,6 +618,27 @@ struct mvs_phy {
u32 frame_rcvd_size;
u8 frame_rcvd[32];
u8 phy_attached;
+ enum sas_linkrate minimum_linkrate;
+ enum sas_linkrate maximum_linkrate;
+};
+
+struct mvs_slot_info {
+ struct list_head list;
+ struct sas_task *task;
+ u32 n_elem;
+ u32 tx;
+
+ /* DMA buffer for storing cmd tbl, open addr frame, status buffer,
+ * and PRD table
+ */
+ void *buf;
+ dma_addr_t buf_dma;
+#if _MV_DUMP
+ u32 cmd_size;
+#endif
+
+ void *response;
+ struct mvs_port *port;
};
struct mvs_info {
@@ -612,21 +669,14 @@ struct mvs_info {
const struct mvs_chip_info *chip;
- unsigned long tags[MVS_SLOTS];
+ u8 tags[MVS_SLOTS];
struct mvs_slot_info slot_info[MVS_SLOTS];
/* further per-slot information */
struct mvs_phy phy[MVS_MAX_PHYS];
struct mvs_port port[MVS_MAX_PHYS];
-
- u32 can_queue; /* per adapter */
- u32 tag_out; /*Get*/
- u32 tag_in; /*Give*/
-};
-
-struct mvs_queue_task {
- struct list_head list;
-
- void *uldd_task;
+#ifdef MVS_USE_TASKLET
+ struct tasklet_struct tasklet;
+#endif
};
static int mvs_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
@@ -641,10 +691,11 @@ static u32 mvs_read_port_irq_mask(struct mvs_info
*mvi, u32 port);
static u32 mvs_is_phy_ready(struct mvs_info *mvi, int i);
static void mvs_detect_porttype(struct mvs_info *mvi, int i);
static void mvs_update_phyinfo(struct mvs_info *mvi, int i, int get_st);
+static void mvs_release_task(struct mvs_info *mvi, int phy_no);
static int mvs_scan_finished(struct Scsi_Host *, unsigned long);
static void mvs_scan_start(struct Scsi_Host *);
-static int mvs_sas_slave_alloc(struct scsi_device *scsi_dev);
+static int mvs_slave_configure(struct scsi_device *sdev);
static struct scsi_transport_template *mvs_stt;
@@ -659,7 +710,7 @@ static struct scsi_host_template mvs_sht = {
.name = DRV_NAME,
.queuecommand = sas_queuecommand,
.target_alloc = sas_target_alloc,
- .slave_configure = sas_slave_configure,
+ .slave_configure = mvs_slave_configure,
.slave_destroy = sas_slave_destroy,
.scan_finished = mvs_scan_finished,
.scan_start = mvs_scan_start,
@@ -674,7 +725,7 @@ static struct scsi_host_template mvs_sht = {
.use_clustering = ENABLE_CLUSTERING,
.eh_device_reset_handler = sas_eh_device_reset_handler,
.eh_bus_reset_handler = sas_eh_bus_reset_handler,
- .slave_alloc = mvs_sas_slave_alloc,
+ .slave_alloc = sas_slave_alloc,
.target_destroy = sas_target_destroy,
.ioctl = sas_ioctl,
};
--
1.5.4
--
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